(;AB[bb]AB[bc]AB[bd]AB[be]AB[cf]AW[cb]AW[cc]AW[cd]AW[dd]AB[db]AB[dc]AB[ed]AB[ee]AB[fe]AB[ge]AB[he]AB[id]AB[ic]AB[ib]AB[ia]AB[ha]AW[eb]AW[fb]AW[fc]AW[fd]AW[gd]AW[gc]AW[hc]AW[hd]AW[hb]AW[ga]C[]AP[goproblems]
(;B[ea];W[ec]
(;B[ca]C[Nice!];W[da]C[Nice!]
(;B[db]C[];W[dc]
(;B[da];W[fa];B[ba]C[Well done!RIGHT])
(;B[ba];W[da]C[Almost! Now it has turned into a ko fight. This was not necessary...]))
(;B[ba];W[db]))
(;B[da];W[ca]C[])
(;B[fa];W[da]C[])
(;B[ba];W[ca]C[])
(;B[de];W[ca]C[])
(;B[ce];W[ca]C[]))
(;B[ec];W[ea]C[White lives... (with most of his stones)])
(;B[da];W[ea]C[White lives... (with most of his stones)])
(;B[ca];W[ea]C[White lives... (with most of his stones)])
(;B[fa];W[ea]C[])
(;B[de];W[ec]C[])
(;B[ba];W[ec]C[])
(;B[ce];W[ec]C[]))